import { app, shell, BrowserWindow, ipcMain } from 'electron'
import { join } from 'path'
import { electronApp, optimizer, is } from '@electron-toolkit/utils'
import icon from '../../resources/icon.png?asset'
import updater from './updater'

function createWindow() {
  // Create the browser window.
  const mainWindow = new BrowserWindow({
    width: 1200,
    height: 800,
    minWidth: 860,
    minHeight: 600,
    show: false,
    frame: false, // 隐藏默认标题栏
    titleBarStyle: 'hidden',
    autoHideMenuBar: true,
    ...(process.platform === 'linux' ? { icon } : {}),
    webPreferences: {
      preload: join(__dirname, '../preload/index.js'),
      sandbox: false,
      contextIsolation: true,
      nodeIntegration: false
    }
  })

  mainWindow.on('ready-to-show', () => {
    mainWindow.show()

    // 设置更新器的主窗口
    updater.setMainWindow(mainWindow)

    // 延迟5秒后检查更新
    setTimeout(() => {
      updater.checkForUpdates()
    }, 5000)
  })

  // 监听窗口状态变化
  mainWindow.on('maximize', () => {
    // 最大化事件：通知渲染进程当前为最大化状态
    mainWindow.webContents.send('window-state-changed', {
      isMaximized: true,
      isMinimized: false,
      state: 'maximized'
    })
  })

  mainWindow.on('unmaximize', () => {
    // 取消最大化：恢复到正常大小
    mainWindow.webContents.send('window-state-changed', {
      isMaximized: false,
      isMinimized: false,
      state: 'normal'
    })
  })

  // 最小化事件：通知渲染进程当前为最小化状态
  mainWindow.on('minimize', () => {
    mainWindow.webContents.send('window-state-changed', {
      isMaximized: false,
      isMinimized: true,
      state: 'minimized'
    })
  })

  // 恢复事件：从最小化或最大化恢复
  mainWindow.on('restore', () => {
    mainWindow.webContents.send('window-state-changed', {
      isMaximized: mainWindow.isMaximized(),
      isMinimized: false,
      state: mainWindow.isMaximized() ? 'maximized' : 'normal'
    })
  })

  mainWindow.webContents.setWindowOpenHandler(details => {
    shell.openExternal(details.url)
    return { action: 'deny' }
  })

  // HMR for renderer base on electron-vite cli.
  // Load the remote URL for development or the local html file for production.
  if (is.dev && process.env['ELECTRON_RENDERER_URL']) {
    mainWindow.loadURL(process.env['ELECTRON_RENDERER_URL'])
  } else {
    mainWindow.loadFile(join(__dirname, '../renderer/index.html'))
  }

  return mainWindow
}

// This method will be called when Electron has finished
// initialization and is ready to create browser windows.
// Some APIs can only be used after this event occurs.
app.whenReady().then(() => {
  // Set app user model id for windows
  electronApp.setAppUserModelId('com.electron')

  // Default open or close DevTools by F12 in development
  // and ignore CommandOrControl + R in production.
  // see https://github.com/alex8088/electron-toolkit/tree/master/packages/utils
  app.on('browser-window-created', (_, window) => {
    optimizer.watchWindowShortcuts(window)
  })

  // IPC test
  ipcMain.on('ping', () => console.log('pong'))

  // 窗口控制API
  ipcMain.handle('window-minimize', () => {
    const window = BrowserWindow.getFocusedWindow()
    if (window) window.minimize()
  })

  ipcMain.handle('window-maximize', () => {
    const window = BrowserWindow.getFocusedWindow()
    if (window) {
      if (window.isMaximized()) {
        window.unmaximize()
      } else {
        window.maximize()
      }
    }
  })

  ipcMain.handle('window-close', () => {
    const window = BrowserWindow.getFocusedWindow()
    if (window) window.close()
  })

  // 自动更新 IPC 处理
  ipcMain.handle('updater-check', () => {
    updater.checkForUpdatesManually()
  })

  ipcMain.handle('updater-download', () => {
    updater.downloadUpdate()
  })

  ipcMain.handle('updater-install', () => {
    updater.installUpdate()
  })

  // 查询窗口是否最大化
  ipcMain.handle('window-is-maximized', () => {
    const window = BrowserWindow.getFocusedWindow()
    return window ? window.isMaximized() : false
  })

  // 查询窗口是否最小化
  ipcMain.handle('window-is-minimized', () => {
    const window = BrowserWindow.getFocusedWindow()
    return window ? window.isMinimized() : false
  })

  // 恢复窗口（从最小化或最大化恢复为正常大小）
  ipcMain.handle('window-restore', () => {
    const window = BrowserWindow.getFocusedWindow()
    if (window) {
      if (window.isMinimized()) {
        // 若处于最小化，调用 restore()
        window.restore()
      } else if (window.isMaximized()) {
        // 若处于最大化，调用 unmaximize()
        window.unmaximize()
      } else {
        // 已是正常大小，无需处理
      }
    }
  })

  createWindow()

  app.on('activate', function () {
    // On macOS it's common to re-create a window in the app when the
    // dock icon is clicked and there are no other windows open.
    if (BrowserWindow.getAllWindows().length === 0) createWindow()
  })
})

// Quit when all windows are closed, except on macOS. There, it's common
// for applications and their menu bar to stay active until the user quits
// explicitly with Cmd + Q.
app.on('window-all-closed', () => {
  if (process.platform !== 'darwin') {
    app.quit()
  }
})

// In this file you can include the rest of your app's specific main process
// code. You can also put them in separate files and require them here.
